Knoble Knight

Withe, a knight commander, was brought before Ines, the ruler of a nation.
Their two nations had been locked in a long, unending war.
The two continued to argue without reaching any conclusion. It was then that Ines proposed a test: if Withe could endure his torture, he might consider moving forward with a ceasefire.
In order to save his nation, Withe agreed to this proposal...

Official English:
Coolmic, MangaPlaza, Renta!